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-rw-r--r--pgsql/truncation/driver.cxx163
-rw-r--r--pgsql/truncation/makefile106
-rw-r--r--pgsql/truncation/test.hxx49
-rw-r--r--pgsql/truncation/test.std0
4 files changed, 318 insertions, 0 deletions
diff --git a/pgsql/truncation/driver.cxx b/pgsql/truncation/driver.cxx
new file mode 100644
index 0000000..bbfa99e
--- /dev/null
+++ b/pgsql/truncation/driver.cxx
@@ -0,0 +1,163 @@
+// file : pgsql/truncation/driver.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// author : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+// Test insufficient buffer/truncation handling.
+//
+
+#include <memory> // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#include <odb/pgsql/database.hxx>
+#include <odb/pgsql/transaction.hxx>
+
+#include <common/common.hxx>
+
+#include "test.hxx"
+#include "test-odb.hxx"
+
+using namespace std;
+using namespace odb::core;
+
+int
+main (int argc, char* argv[])
+{
+ // The default pre-allocated buffer is 512 bytes long.
+ //
+ string long_str (640, 'c'); // This will get the buffer to 1024
+ string longer_str (1025, 'b');
+
+ try
+ {
+ // Test basic operations.
+ //
+ {
+ auto_ptr<database> db (create_database (argc, argv));
+
+ // Run persist/load so that the initial bindings are established
+ // (version == 0).
+ //
+ {
+ object1 o (1);
+ o.str_ = "test string";
+
+ transaction t (db->begin ());
+ db->persist (o);
+ db->load (1, o);
+ t.commit ();
+ }
+
+ {
+ object2 o (2);
+ o.str_ = "test string";
+
+ transaction t (db->begin ());
+ db->persist (o);
+ db->load (2, o);
+ t.commit ();
+ }
+
+ // Store/load the long string which should trigger buffer growth.
+ //
+ {
+ object1 o (3);
+ o.str_ = long_str;
+
+ transaction t (db->begin ());
+ db->persist (o);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ auto_ptr<object2> o (db->load<object2> (3));
+ assert (o->str_ == long_str);
+ t.commit ();
+ }
+
+ // Store/load longer string.
+ //
+ {
+ object1 o (3);
+ o.str_ = longer_str;
+
+ transaction t (db->begin ());
+ db->update (o);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ auto_ptr<object2> o (db->load<object2> (3));
+ assert (o->str_ == longer_str);
+ t.commit ();
+ }
+ }
+
+ // Test query.
+ //
+ {
+ typedef odb::query<object1> query;
+ typedef odb::result<object1> result;
+
+ auto_ptr<database> db (create_database (argc, argv));
+
+ // Run persist/query so that the initial bindings are established
+ // (version == 0).
+ //
+ {
+ object1 o (20);
+ o.str_ = "test string";
+
+ transaction t (db->begin ());
+ db->persist (o);
+ o.id_++;
+ db->persist (o);
+ o.id_++;
+ db->persist (o);
+
+ result r (db->query<object1> (query::id == 20));
+ assert (r.begin ()->id_ == 20);
+ t.commit ();
+ }
+
+ // Test buffer growth with cached result.
+ //
+ {
+ object1 o;
+
+ transaction t (db->begin ());
+
+ result r (db->query<object1> (query::id >= 20));
+ result::iterator i (r.begin ());
+
+ o.id_ = i->id_;
+ o.str_ = long_str;
+
+ // This forces buffer growth in the middle of result iteration.
+ //
+ db->update (o);
+
+ ++i;
+ assert (i->str_ == "test string");
+
+ o.id_ = i->id_;
+ o.str_ = longer_str;
+ db->update (o);
+
+ ++i;
+ assert (i->str_ == "test string");
+
+ t.commit ();
+ }
+ }
+ }
+ catch (const odb::exception& e)
+ {
+ cerr << e.what () << endl;
+ return 1;
+ }
+}
diff --git a/pgsql/truncation/makefile b/pgsql/truncation/makefile
new file mode 100644
index 0000000..a94639d
--- /dev/null
+++ b/pgsql/truncation/makefile
@@ -0,0 +1,106 @@
+# file : pgsql/truncation/makefile
+# author : Constantin Michael <constantin@codesynthesis.com>
+# copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+# license : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))../../build/bootstrap.make
+
+cxx_tun := driver.cxx
+odb_hdr := test.hxx
+cxx_obj := $(addprefix $(out_base)/,$(cxx_tun:.cxx=.o) $(odb_hdr:.hxx=-odb.o))
+cxx_od := $(cxx_obj:.o=.o.d)
+
+common.l := $(out_root)/libcommon/common/common.l
+common.l.cpp-options := $(out_root)/libcommon/common/common.l.cpp-options
+
+driver := $(out_base)/driver
+dist := $(out_base)/.dist
+test := $(out_base)/.test
+clean := $(out_base)/.clean
+
+# Import.
+#
+$(call import,\
+ $(scf_root)/import/odb/stub.make,\
+ odb: odb,odb-rules: odb_rules)
+
+# Build.
+#
+$(driver): $(cxx_obj) $(common.l)
+$(cxx_obj) $(cxx_od): cpp_options := -I$(out_base) -I$(src_base)
+$(cxx_obj) $(cxx_od): $(common.l.cpp-options)
+
+genf := $(addprefix $(odb_hdr:.hxx=-odb),.hxx .ixx .cxx) $(odb_hdr:.hxx=.sql)
+gen := $(addprefix $(out_base)/,$(genf))
+
+$(gen): $(odb)
+$(gen): odb := $(odb)
+$(gen) $(dist): export odb_options += --database pgsql --generate-query \
+--generate-schema
+$(gen): cpp_options := -I$(src_base)
+$(gen): $(common.l.cpp-options)
+
+$(call include-dep,$(cxx_od),$(cxx_obj),$(gen))
+
+# Alias for default target.
+#
+$(out_base)/: $(driver)
+
+# Dist
+#
+$(dist): sources := $(cxx_tun)
+$(dist): headers := $(odb_hdr)
+$(dist): data_dist := test.std
+$(dist): export name := $(subst /,-,$(subst $(src_root)/pgsql/,,$(src_base)))
+$(dist): export extra_dist := $(data_dist) $(name)-vc9.vcproj \
+$(name)-vc10.vcxproj $(name)-vc10.vcxproj.filters
+$(dist):
+ $(call dist-data,$(sources) $(headers) $(data_dist))
+ $(call meta-automake,../template/Makefile.am)
+ $(call meta-vc9proj,../template/template-vc9.vcproj,$(name)-vc9.vcproj)
+ $(call meta-vc10proj,../template/template-vc10.vcxproj,$(name)-vc10.vcxproj)
+
+# Test.
+#
+$(test): $(driver) $(src_base)/test.std
+ $(call schema)
+ $(call message,test $<,$< --options-file $(dcf_root)/db.options \
+>$(out_base)/test.out)
+ $(call message,,diff -u $(src_base)/test.std $(out_base)/test.out)
+ $(call message,,rm -f $(out_base)/test.out)
+
+# Clean.
+#
+$(clean): \
+ $(driver).o.clean \
+ $(addsuffix .cxx.clean,$(cxx_obj)) \
+ $(addsuffix .cxx.clean,$(cxx_od)) \
+ $(addprefix $(out_base)/,$(odb_hdr:.hxx=-odb.cxx.hxx.clean))
+ $(call message,,rm -f $(out_base)/test.out)
+
+# Generated .gitignore.
+#
+ifeq ($(out_base),$(src_base))
+$(driver): | $(out_base)/.gitignore
+
+$(out_base)/.gitignore: files := driver $(genf)
+$(clean): $(out_base)/.gitignore.clean
+
+$(call include,$(bld_root)/git/gitignore.make)
+endif
+
+# How to.
+#
+$(call include,$(bld_root)/dist.make)
+$(call include,$(bld_root)/meta/vc9proj.make)
+$(call include,$(bld_root)/meta/vc10proj.make)
+$(call include,$(bld_root)/meta/automake.make)
+
+$(call include,$(odb_rules))
+$(call include,$(bld_root)/cxx/cxx-d.make)
+$(call include,$(bld_root)/cxx/cxx-o.make)
+$(call include,$(bld_root)/cxx/o-e.make)
+
+# Dependencies.
+#
+$(call import,$(src_root)/libcommon/makefile)
diff --git a/pgsql/truncation/test.hxx b/pgsql/truncation/test.hxx
new file mode 100644
index 0000000..0cd2852
--- /dev/null
+++ b/pgsql/truncation/test.hxx
@@ -0,0 +1,49 @@
+// file : mysql/truncation/test.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// author : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST_HXX
+#define TEST_HXX
+
+#include <string>
+#include <odb/core.hxx>
+
+#pragma db object table ("test")
+struct object1
+{
+ object1 (unsigned long id)
+ : id_ (id)
+ {
+ }
+
+ object1 ()
+ {
+ }
+
+ #pragma db id
+ unsigned long id_;
+
+ std::string str_;
+};
+
+#pragma db object table ("test")
+struct object2
+{
+ object2 (unsigned long id)
+ : id_ (id)
+ {
+ }
+
+ object2 ()
+ {
+ }
+
+ #pragma db id
+ unsigned long id_;
+
+ std::string str_;
+};
+
+#endif // TEST_HXX
diff --git a/pgsql/truncation/test.std b/pgsql/truncation/test.std
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/pgsql/truncation/test.std
generated by cgit v1.1 at 2024-12-02 12:44:26 +0000